Science!!!

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Across
  1. 8. the red planet
  2. 10. they never touch
  3. 11. solid to liquid
  4. 13. how we re-get the water
  5. 14. you use this energy every day[moving]
  6. 17. liquid to a gas
  7. 18. kool aid with water is a
  8. 19. it can connect together
Down
  1. 1. not a planet[very cold]
  2. 2. the space organiztion
  3. 3. solid,liquid,gas
  4. 4. 75/ water
  5. 5. chex mix is a
  6. 6. liquid to solid
  7. 7. star
  8. 9. it travels fast when on
  9. 12. we are in it
  10. 15. our neighbor
  11. 16. 7th planet from the sun